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Pollen Morphology of 20 Species in Picea by Scanning Electron Microscope
Jia Zirui, Wang Junhui, Zhang Shougong, Ma Jianwei, Yang Guijuan
Scientia Silvae Sinicae . 2014, (5): 49 -61 .  DOI: 10.11707/j.1001-7488.20140507